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Baltimore-Washington Parkway

Designation: Parkway

Location: Maryland

Visit Official Park Website

📘 Park Overview

This 29-mile highway connects Baltimore, MD and Washington, D.C. The parkway has carried visitors to and from the capital city since 1954.

🌤 Weather Information

The Washington, D.C. area has a four-season Mid-Atlantic climate. Summertime is warm and humid, while winter can be cold and snowy. Spring: During these months of transition, the weather can alternate from warm, humid air coming from the south to cold, dry air coming from the northwest. Be prepared for changing conditions. Summer: The warmest months are June, July, and August, with average highs in the 80s (~31 ?) combined with high humidity. Temperatures often climb into the 90s (~34?).

🚗 Directions

This 29-mile highway connects Baltimore, MD and Washington, D.C

Images

Gladys Noon Spellman sign on the Baltimore Washington Parkway

The parkway is dedicated for Gladys Noon Spellman

Credit: NPS Photo

Greenbelt-Road overpass on the Baltimore Washington Parkway

Millions enjoy the scenic entryway to the Nation's Capital

Credit: NPS Photo

Baltimore Washington Parkway

Baltimore Washington Parkway

Credit: NPS

vehicles driving along the Baltimore Washington Parkway

Enjoy a Scenic Drive to the Nation's Capital

Credit: NPS

vehicles driving along the Baltimore Washington Parkway

Enjoy a Scenic Drive to the Nation's Capital

Credit: NPS

Activities

Topics

Operating Hours

Sunday
All Day
Monday
All Day
Tuesday
All Day
Wednesday
All Day
Thursday
All Day
Friday
All Day
Saturday
All Day

Entrance Fees

No entrance fees listed.

Entrance Passes

No entrance passes listed.

3-Day Weather Forecast

Saturday, May 9

Sunny

Sunny

High: 77.9°F | Low: 53.8°F

Humidity: 55%

Wind: 11.4 mph

Rain Chance: 0%

UV Index: 4.9

Sunrise: 06:00 AM

Sunset: 08:08 PM

Moon: Last Quarter (59%)

Visibility: 6 mi

Dew Point: 54.4°F

Cloud Cover: 0%

Pressure: N/A mb

Air Quality (PM2.5): N/A

Ozone: N/A

EPA Index: N/A

Sunday, May 10

Sunny

Sunny

High: 80.7°F | Low: 54°F

Humidity: 64%

Wind: 10.7 mph

Rain Chance: 0%

UV Index: 7.3

Sunrise: 05:59 AM

Sunset: 08:09 PM

Moon: Waning Crescent (49%)

Visibility: 6 mi

Dew Point: 59°F

Cloud Cover: 0%

Pressure: N/A mb

Air Quality (PM2.5): N/A

Ozone: N/A

EPA Index: N/A

Monday, May 11

Moderate rain

Moderate rain

High: 59.4°F | Low: 49.5°F

Humidity: 81%

Wind: 12.8 mph

Rain Chance: 85%

UV Index: 5.9

Sunrise: 05:58 AM

Sunset: 08:09 PM

Moon: Waning Crescent (39%)

Visibility: 4 mi

Dew Point: 51.2°F

Cloud Cover: 85%

Pressure: N/A mb

Air Quality (PM2.5): N/A

Ozone: N/A

EPA Index: N/A

Park Alerts

Northbound Lane Closure (MD‑32 to MD‑175): April 17–20, 2026 Park Closure
The northbound lanes of the Baltimore–Washington Parkway will close between MD‑32 and MD‑175 from 10:00 pm on Friday, April 17, through 5:00 am on Monday, April 20, 2026.

More Info

Visitor Center & Contacts

📍 Physical Address:
Baltimore Washington Parkway
Greenbelt, MD 20770

🏤 Mailing Address:
6565 Greenbelt Road
Greenbelt, MD 20770

📞 Voice Phone: 771-208-1453

✉️ Email: nace_superintendent@nps.gov

Park Location


👏 Fun Fact
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